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| 1 | +//! garshotctl - CLI control tool for the garshot daemon. |
| 2 | +//! |
| 3 | +//! This tool sends commands to the garshot daemon via IPC (Unix domain sockets). |
| 4 | +//! For one-shot captures without the daemon, use `garshot screen` directly. |
| 5 | + |
| 6 | +use anyhow::Context; |
| 7 | +use clap::{Parser, Subcommand}; |
| 8 | +use tokio::io::{AsyncBufReadExt, AsyncWriteExt, BufReader}; |
| 9 | +use tokio::net::UnixStream; |
| 10 | +use tracing_subscriber::EnvFilter; |
| 11 | + |
| 12 | +use garshot_ipc::{OutputMode, Request, Response}; |
| 13 | + |
| 14 | +#[derive(Parser)] |
| 15 | +#[command(name = "garshotctl", about = "Control tool for garshot daemon")] |
| 16 | +#[command(version, author)] |
| 17 | +struct Args { |
| 18 | + #[command(subcommand)] |
| 19 | + command: Command, |
| 20 | +} |
| 21 | + |
| 22 | +#[derive(Subcommand)] |
| 23 | +enum Command { |
| 24 | + /// Capture full screen. |
| 25 | + Screen { |
| 26 | + /// Specific monitor name. |
| 27 | + #[arg(short, long)] |
| 28 | + monitor: Option<String>, |
| 29 | + |
| 30 | + /// Include cursor in screenshot. |
| 31 | + #[arg(short, long)] |
| 32 | + cursor: bool, |
| 33 | + |
| 34 | + /// Copy to clipboard instead of saving to file. |
| 35 | + #[arg(long)] |
| 36 | + clipboard: bool, |
| 37 | + }, |
| 38 | + |
| 39 | + /// Interactive region selection. |
| 40 | + Region { |
| 41 | + /// Include cursor in screenshot. |
| 42 | + #[arg(short, long)] |
| 43 | + cursor: bool, |
| 44 | + |
| 45 | + /// Copy to clipboard instead of saving to file. |
| 46 | + #[arg(long)] |
| 47 | + clipboard: bool, |
| 48 | + }, |
| 49 | + |
| 50 | + /// Capture specific window. |
| 51 | + Window { |
| 52 | + /// Window ID (hex or decimal). Defaults to active window. |
| 53 | + #[arg(short, long)] |
| 54 | + id: Option<String>, |
| 55 | + |
| 56 | + /// Include window decorations. |
| 57 | + #[arg(short, long)] |
| 58 | + decorations: bool, |
| 59 | + |
| 60 | + /// Include cursor in screenshot. |
| 61 | + #[arg(short, long)] |
| 62 | + cursor: bool, |
| 63 | + |
| 64 | + /// Copy to clipboard instead of saving to file. |
| 65 | + #[arg(long)] |
| 66 | + clipboard: bool, |
| 67 | + }, |
| 68 | + |
| 69 | + /// Capture currently active window. |
| 70 | + Active { |
| 71 | + /// Include window decorations. |
| 72 | + #[arg(short, long)] |
| 73 | + decorations: bool, |
| 74 | + |
| 75 | + /// Include cursor in screenshot. |
| 76 | + #[arg(short, long)] |
| 77 | + cursor: bool, |
| 78 | + |
| 79 | + /// Copy to clipboard instead of saving to file. |
| 80 | + #[arg(long)] |
| 81 | + clipboard: bool, |
| 82 | + }, |
| 83 | + |
| 84 | + /// Show daemon status. |
| 85 | + Status, |
| 86 | + |
| 87 | + /// List available monitors. |
| 88 | + Monitors, |
| 89 | + |
| 90 | + /// Shutdown the daemon. |
| 91 | + Shutdown, |
| 92 | +} |
| 93 | + |
| 94 | +#[tokio::main] |
| 95 | +async fn main() -> anyhow::Result<()> { |
| 96 | + // Initialize logging |
| 97 | + tracing_subscriber::fmt() |
| 98 | + .with_env_filter( |
| 99 | + EnvFilter::try_from_default_env().unwrap_or_else(|_| EnvFilter::new("warn")), |
| 100 | + ) |
| 101 | + .init(); |
| 102 | + |
| 103 | + let args = Args::parse(); |
| 104 | + |
| 105 | + let request = match args.command { |
| 106 | + Command::Screen { |
| 107 | + monitor, |
| 108 | + cursor, |
| 109 | + clipboard, |
| 110 | + } => Request::Screen { |
| 111 | + monitor, |
| 112 | + cursor, |
| 113 | + output: if clipboard { |
| 114 | + OutputMode::Clipboard |
| 115 | + } else { |
| 116 | + OutputMode::File |
| 117 | + }, |
| 118 | + }, |
| 119 | + |
| 120 | + Command::Region { cursor, clipboard } => Request::Region { |
| 121 | + cursor, |
| 122 | + output: if clipboard { |
| 123 | + OutputMode::Clipboard |
| 124 | + } else { |
| 125 | + OutputMode::File |
| 126 | + }, |
| 127 | + }, |
| 128 | + |
| 129 | + Command::Window { |
| 130 | + id, |
| 131 | + decorations, |
| 132 | + cursor, |
| 133 | + clipboard, |
| 134 | + } => { |
| 135 | + let window_id = id.map(|s| parse_window_id(&s)).transpose()?; |
| 136 | + Request::Window { |
| 137 | + id: window_id, |
| 138 | + decorations, |
| 139 | + cursor, |
| 140 | + output: if clipboard { |
| 141 | + OutputMode::Clipboard |
| 142 | + } else { |
| 143 | + OutputMode::File |
| 144 | + }, |
| 145 | + } |
| 146 | + } |
| 147 | + |
| 148 | + Command::Active { |
| 149 | + decorations, |
| 150 | + cursor, |
| 151 | + clipboard, |
| 152 | + } => Request::ActiveWindow { |
| 153 | + decorations, |
| 154 | + cursor, |
| 155 | + output: if clipboard { |
| 156 | + OutputMode::Clipboard |
| 157 | + } else { |
| 158 | + OutputMode::File |
| 159 | + }, |
| 160 | + }, |
| 161 | + |
| 162 | + Command::Status => Request::Status, |
| 163 | + Command::Monitors => Request::ListMonitors, |
| 164 | + Command::Shutdown => Request::Shutdown, |
| 165 | + }; |
| 166 | + |
| 167 | + let response = send_request(request).await?; |
| 168 | + |
| 169 | + if response.success { |
| 170 | + if let Some(path) = response.path { |
| 171 | + println!("{}", path.display()); |
| 172 | + } |
| 173 | + if let Some(info) = response.info { |
| 174 | + println!("{}", serde_json::to_string_pretty(&info)?); |
| 175 | + } |
| 176 | + } else { |
| 177 | + let error_msg = response.error.unwrap_or_else(|| "Unknown error".to_string()); |
| 178 | + eprintln!("Error: {}", error_msg); |
| 179 | + std::process::exit(1); |
| 180 | + } |
| 181 | + |
| 182 | + Ok(()) |
| 183 | +} |
| 184 | + |
| 185 | +/// Send a request to the garshot daemon and return the response. |
| 186 | +async fn send_request(request: Request) -> anyhow::Result<Response> { |
| 187 | + let socket_path = garshot_ipc::socket_path(); |
| 188 | + |
| 189 | + if !socket_path.exists() { |
| 190 | + anyhow::bail!( |
| 191 | + "Daemon not running (socket not found: {})\n\ |
| 192 | + Start the daemon with: garshot daemon\n\ |
| 193 | + Or use one-shot mode: garshot screen", |
| 194 | + socket_path.display() |
| 195 | + ); |
| 196 | + } |
| 197 | + |
| 198 | + let mut stream = UnixStream::connect(&socket_path) |
| 199 | + .await |
| 200 | + .context("Failed to connect to daemon")?; |
| 201 | + |
| 202 | + // Send request as JSON line |
| 203 | + let json = serde_json::to_string(&request)?; |
| 204 | + stream.write_all(json.as_bytes()).await?; |
| 205 | + stream.write_all(b"\n").await?; |
| 206 | + stream.flush().await?; |
| 207 | + |
| 208 | + // Read response |
| 209 | + let mut reader = BufReader::new(stream); |
| 210 | + let mut line = String::new(); |
| 211 | + reader.read_line(&mut line).await?; |
| 212 | + |
| 213 | + let response: Response = serde_json::from_str(&line).context("Failed to parse response")?; |
| 214 | + |
| 215 | + Ok(response) |
| 216 | +} |
| 217 | + |
| 218 | +/// Parse a window ID from string (supports hex 0x... or decimal). |
| 219 | +fn parse_window_id(s: &str) -> anyhow::Result<u32> { |
| 220 | + let s = s.trim(); |
| 221 | + if s.starts_with("0x") || s.starts_with("0X") { |
| 222 | + u32::from_str_radix(&s[2..], 16).context("Invalid hex window ID") |
| 223 | + } else { |
| 224 | + s.parse().context("Invalid decimal window ID") |
| 225 | + } |
| 226 | +} |